How much current flows through a 4 ohm resistor that is dissipating 36 watts of power?

PHYSICS · Single correct · A Level · Physics · Electricity · Electricity

Problem

57. How much current flows through a 4 ohm resistor that is dissipating 36 watts of power? (A) 2.25 amps (B) 3.0 amps (C) 4.24 amps (D) 9.0 amps